

Lens Double-Concave Glass Lens, 75mm Diameter, 20cm Focal Length
Key item features
- Free Shipping & Easy Returns – We provide fast, free shipping on eligible orders and offer hassle-free returns if you're not fully satisfied.
- Trusted Quality & Secure Checkout – All our products meet high scientific standards, and our checkout process is safe and trusted.
- Dedicated Support & Expert Guidance – Friendly, expert help available to support science educators, labs, and homeschoolers with any questions or product selection.
Specs
- Lab glassware typeCondensers
- MaterialGlass
- BrandGSC International
- Pieces1
- ColorClear
- Height4 in
- Free shipping
Free 30-day returns
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About this item
Product details
GSC International 4-90912. Lens Double-Concave Glass Lens, 75mm Diameter, 20cm Focal Length.
The glass lens provides superior optical clarity, lower distortion, and minimal chromatic aberration (color fringing).
The lenses are well-made to avoid spherical aberration, where light rays from different parts of the lens don't converge at the same point, resulting in blurry images.
This is an affordable, good-quality lenses which performs well for many types of classroom experiments.
PRODUCT WARNINGS
This product is NOT A TOY. It is designed for educational, scientific, or professional use only. Adult supervision is required at all times. Improper use may cause injury or damage. Always follow safety guidelines and wear appropriate protective equipment. Not suitable for children 15 and under.
- Free Shipping & Easy Returns – We provide fast, free shipping on eligible orders and offer hassle-free returns if you're not fully satisfied.
- Trusted Quality & Secure Checkout – All our products meet high scientific standards, and our checkout process is safe and trusted.
- Dedicated Support & Expert Guidance – Friendly, expert help available to support science educators, labs, and homeschoolers with any questions or product selection.
Specifications
Lab glassware type
Material
Brand
Pieces
Warranty
Warranty information
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Warnings
CHOKING HAZARD - Children Under 3
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